<?php
/**
 * Created by PhpStorm.
 * User: chenshiqi
 * Date: 2018/9/11
 * Time: 17:28
 */

namespace app\common\model;

/**
 * 用户额外信息模型类
 */
class ExtraUserInfo extends Common
{
    public function findByUserId($user_id){
        return $this->where(['user_id'=>$user_id])->find();
    }
}